Verdict: LMNT outperforms for high-sodium needs with 1000 mg sodium and zero calories per serving (per product labels and Healthline reviews), making it preferable for keto athletes over Liquid I.V.'s 500 mg sodium and 45 calories. Liquid I.V. wins on accessibility and vitamin inclusion according to Consumer Reports hydration guides. LMNT takes the edge for specialized performance while Liquid I.V. is better for general daily hydration.
Winner: LMNT Electrolyte Drink Mix
LMNT Electrolyte Drink Mix: 8.5/10
Liquid I.v. Hydration Multiplier: 7.5/10
| LMNT Electrolyte Drink Mix | Liquid I.v. Hydration Multiplier | |
|---|---|---|
| Sodium per serving | 1000 mg | 500 mg |
| Calories per serving | 0 | 45 |
| Potassium per serving | 200 mg | 380 mg |
| Magnesium per serving | 60 mg | 0 mg |
Our pick: LMNT Electrolyte Drink Mix. It edges out the alternative on zero sugar and zero calories per serving. That said, Liquid I.v. Hydration Multiplier still wins on includes b vitamins and vitamin c for added hydration support — consider it if that single trade matters most for your use.
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